Bad Boys1995
As Alison Sinclair
TMDb 6.8 / 10
Marg Helgenberger
Born
Mary Marg Helgenberger (born November 16, 1958) is an American actress. She began her career in the early 1980s and first came to attention for playing the role of Siobhan Ryan on the daytime soap opera Ryan's Hope from 1982 to 1986. She is best known for her role as Catherine Willows in the CBS police procedural drama CSI: Crime Scene Investigation (2000–13) and the subsequent TV movie Immortality (2015). She reprised the role in the sequel CSI: Vegas (2022–present). Helgenberger is also known for playing the role of K.C. Koloski in the ABC drama China Beach (1988–91), which earned her the 1990 Emmy Award for Outstanding Supporting Actress in a Drama Series. She is also known for roles in the TV series Under the Dome and Intelligence, and the films Species (1995), Species II (1998), Erin Brockovich (2000), and Mr. Brooks (2007). Description above from the Wikipedia article Marg Helgenberger, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Filmography (41)
A Dog's Journey2019
As Hannah Montgomery
TMDb 8.0 / 10
Erin Brockovich2000
As Donna Jensen
TMDb 7.4 / 10
Species1995
As Dr. Laura Baker
TMDb 6.0 / 10
Species II1998
As Dr. Laura Baker
TMDb 5.2 / 10
Mr. Brooks2007
As Emma Brooks
TMDb 6.9 / 10
Fire Down Below1997
As Sarah Kellogg
TMDb 5.7 / 10
In Good Company2004
As Ann
TMDb 6.1 / 10
Wonder Woman2009
As Hera (voice)
TMDb 7.2 / 10
Always1989
As Rachel
TMDb 6.2 / 10
The Cowboy Way1994
As Margarette
TMDb 5.7 / 10
Gold Coast1997
As Karen DiCilia
TMDb 5.8 / 10
Almost Friends2017
As Samantha
TMDb 6.3 / 10
The Last Time I Committed Suicide1997
As Lizzy
TMDb 5.2 / 10
My Fellow Americans1996
As Joanna (uncredited)
TMDb 6.1 / 10
After Midnight1989
As Alex (segment "All Night Operator")
TMDb 5.7 / 10
This Changes Everything2019
As Self
TMDb 6.2 / 10
Just Looking1995
As Darlene Carpenter
TMDb 4.3 / 10
Columbus Day2008
As Alice
TMDb 5.0 / 10
CSI: Immortality2015
As Catherine Willows
TMDb 7.2 / 10
Perfect Murder, Perfect Town: JonBenét and the City of Boulder2000
As Patsy Ramsey
TMDb 5.7 / 10
Crooked Hearts1991
As Jennetta
TMDb 5.6 / 10
Thanks of a Grateful Nation1998
As Jerrilynn Folz
TMDb 4.8 / 10
Through the Eyes of a Killer1992
As Laurie Fisher
TMDb 5.5 / 10
Partners1993
As Georgeanne Bidwell
TMDb 5.2 / 10
Conundrum1996
As Det. Rose Ekberg
TMDb 5.9 / 10
Where Are My Children?1994
As Vanessa Meyer Vernon Scott
TMDb 5.9 / 10
Lie Down with Lions1994
As Kate Nessen
TMDb 4.1 / 10
Lethal Vows1999
As Ellen Farris
TMDb 5.8 / 10
Murder Live!1997
As Pia Postman
TMDb 6.4 / 10
Inflammable1995
As Lt. (j.g.) Kay Dolan
TMDb 7.5 / 10
Giving Up the Ghost1998
As Anna Hobson
TMDb 6.3 / 10
China Beach: Pilot1988
As K.C. Kolowski
Keys1994
As Maureen 'Kick' Kickasola
TMDb 4.5 / 10
When Love Kills: The Seduction of John Hearn1993
As Debbie Banister
TMDb 3.3 / 10
In Sickness and in Health1992
As Mickey
TMDb 4.0 / 10
Happy Face Murders1999
As Jen Powell
TMDb 5.2 / 10
Peacemaker1989
As Mrs. Cooper
TMDb 8.0 / 10
Distant Cousins1993
As Connie
TMDb 6.0 / 10
Blind Vengeance1990
As Virginia Whitelaw
TMDb 5.5 / 10
Death Dreams1991
As Crista Westfield
TMDb 6.1 / 10
Filmography and biography: TMDb